Hamilton, IA Profile: Facts, Map & Data


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Hamilton, Iowa - Basic Facts

The City of Hamilton had a population of 134 as of July 1, 2015. Hamilton ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below.

The primary coordinate point for Hamilton is located at latitude 41.1703 and longitude -92.9041 in Marion County. The formal boundaries for the City of Hamilton (see map below) encompass a land area of 0.54 sq. miles and a water area of 0 sq. miles. Marion County is in the Central time zone (GMT -6). The elevation is 899 feet.

The City of Hamilton (GNIS ID: 2394276) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Hamilton population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2015.

City of Hamilton, IA Boundary Map


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Hamilton, IA Data & Demographics (As of July 1, 2015)


Total Population 134
Population in Households 134
Population in Familes 114
Population in Group Qrtrs 0
Population Density1 247
Diversity Index2 6


Total Households 51
Average Household Size 2.63
Family Households 37
Average Family Size 3


Total Housing Units 56 (100%)
Owner Occupied HU 41 (73.2%)
Renter Occupied HU 10 (17.9%)
Vacant Housing Units 5 ( 8.9%)
Median Home Value $75,000
Average Home Value $96,341


Median Household Income $43,881
Average Household Income $61,830
Per Capita Income $23,673
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.58% 0.59%
Households 0.76% 0.77%
Families 0.52% 0.53%
Median Household Income   2.65%
Per Capita Income   2.73%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

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Hamilton, IA - Peer Comparisons by Rank and Percentile

The table below compares Hamilton to the other 1,009 incorporated cities, towns and CDPs in Iowa by rank and percentile using July 1, 2015 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 813 20th
Population Density1 # 832 18th
Diversity Index2 # 790 23rd
Median Household Income # 792 22nd
Per Capita Income # 755 25th

Additional comparisons and rankings can be made with a VERY EASY TO USE Iowa Census Data Comparison Tool.